Fundamentals of Kolab Administration - Basics to Advance ( kolab | 35 hours )

Basic Linux Administration (There is also Windows version of the course available on demand)

Concepts from Linux administration

• System services

  • Stariting/stopping services

  • Creating cutom services

• Memory Management

  • The use of swap space

  • Buffering

• Managing file systems

  • Types of devices

  • Partitions and file systems

  • Metadata

  • Create a partition

  • Applying a Filesystem

  • Checking integrity

• File management devices

  • MAKEDEV script

  • Mknod command

• CRON

  • Configuring the cron service

• Monitoring system

  • The term consumption of resources and activities

  • Research what operations are performed in the given time different programs

  • Monitoring system activity - SADC

• The allocation of resources

  • Limitation of resources allocated to the individual user - pam_limits.so

  • The allocation of disk space - QUOTA

  • Analysis and configuration of system logs - syslog

  • Automatic rotation files of records - logrotate

• Create Backing up

  • Situations in which we may lose data

  • Strategies of backup copies

  • Full backup

  • Differential backup

  • Incremental Backup

Kolab Administration

• Verifying the Installation & Troubleshooting

  • Authentication Failures

  • IMAP Connections Reset or Timeout

  • Troubleshooting for HTTP-based services

• Configuring the Kolab Groupware Server

  • Recipient Policy

  • Storage Tiering of the IMAP Spool

  • Adding Domains

  • Configuration Considerations for Multiple Domain Namespaces

• Enabling SMTP Content Filters

  • Invitation policies

  • Resource scheduling

  • Footers and signatures

• Securing the Kolab Server

  • Your Jurisdiction

  • Privileged Information in Transit

  • Using Forward Secrecy

  • OpenSSL confi

  • Apache Server Configuration

• Backup and Restore

  • 389 Directory Server

  • Cyrus IMAP

  • MySQL

• Using the Kolab Web Administration Panel

  • The Kolab Web Administration Panel and its API

  • Users Administration

  • Groups Administration

  • Domains Administration

• Using the Kolab Command-Line

  • acl-cleanup

  • add-domain

  • add-user-subscription

  • cm

  • create-mailbox

  • dam

  • delete-mailbox (dm)

  • delete-mailbox-acl

  • lam

  • list-deleted-mailboxes

  • list-mailbox-acls

  • list-mailbox-metadata

  • list-mailboxes (lm)

  • list-user-subscriptions

  • rename-mailbox

  • rm

  • sam

  • set-mailbox-acl

  • set-mailbox-metadata

  • summarize-quota-allocation (sqa)

  • sync

  • transfer-mailbox

  • undelete-mailbox

  • user-info

  • sieve-list

  • sieve-put

  • sieve-refresh

  • sieve-test

• Combating Spam

  • Learning About New Spam

  • Preseeding the Bayes Database

  • Trapping Massive Amounts of Spam

  • Tweaking Bayes’ Scores

  • Learning about Ham

  • Expiring Messages from Spam/Ham (Shared) Folders

  • Updating the Spam Rules

  • Bayes SQL Database for Distributed Systems

  • Ensuring Availability of Messages’ Spam Score

  • Default Amavisd Behaviour

  • Configuring Amavis Evasive Action

  • Configuring Quarantine

• Log Messages

• Anti-Spam

• Monitoring 389 Directory Server

  • Number of Open File Descriptors

  • Number of Virtual List View Hits

• Monitoring Cyrus IMAP

• Monitoring Postfix

• Monitoring Roundcube

• Tweaking 389 Directory Server

  • Controlling Indexes and Indexing

  • Configuring Virtual List View Control

  • Configuring Server-side Sorting Control

  • Increasing the Maximum Number of File Descriptors

  • Disabling the 7-bit Password Enforcement

  • Disabling the Access Logs

  • Enabling the Audit Logs

• Tweaking Cyrus IMAP

  • Storage Tiering

  • Synchronous File Operations

• Tweaking Postfix

• Tweaking Roundcube

  • Installing the Alternative PHP Cache

  • Hide Global Address Book

  • Database Configuration Hints

• Configuring Auto-Discovery for CalDAV and CardDAV

  • Defining well-known URIs for iRony

  • SRV Service Labels and Service TXT Records

• IMAP Access Rights Reference

• Kolab Freebusy Service Settings Reference

  • Basic Configuration

  • Directories and Sources

  • Examples

• Roundcube Settings Reference Guide

  • Database Settings

  • IMAP Settings

  • LDAP Settings

  • Session & Login Configuration

  • Log Settings

  • Other Settings

  • Plugin Settings